we deidedc to see if lc4 wanted the lap desks 82.8% said yes we decided we need more lap desks the idea came from one of the teachers and the we do the maths  and now we only need the items
here are the

Lap desks

X = 340mm

Y = 600mm

Mdf wood

$ = 33.25                                We can make 7 lap desks at a cost of $70 4 each

X = 600mm 2400mm
so it costs

2 MDF Wood Easi Planks 18mm\2400 X 600mm Link.=$66.5